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Patent Searching and Data


Matches 651 - 700 out of 6,927

Document Document Title
WO/2004/088201A1
The invention relates to a vehicle headlamp comprising at least one planar luminous field (3) that is provided with a plurality of luminous element chips (4), and an optical element (2) which is disposed in the path of the light beam emi...  
WO/2004/070433A3
In some embodiments, an apparatus for use generating illumination is provided that comprises a reflective base (33), a first light source (31) positioned proximate the reflective base, and a reimaging reflector (30) positioned partially ...  
WO/2004/070433A2
In some embodiments, an apparatus for use generating illumination is provided that comprises a reflective base (33), a first light source (31) positioned proximate the reflective base, and a reimaging reflector (30) positioned partially ...  
WO/2004/059377A1
The present invention relates to a direct-below backlight module, including a plurality of light sources for irradiating light rays outwards; a reflective plate for reflecting the light rays irradiated by said plurality of light sources,...  
WO2004021460A3
A light source (10) includes a light emitting semiconductor device (12). A support substrate (14) has a generally planar reflective surface (28) that supports the semiconductor device (12). The light emitting semiconductor device heat si...  
WO/2004/046609A1
The invention relates to a lighting unit having a concave reflector with an axis of symmetry and a light emission window bounded by a circumferential edge transverse to the axis, an elongate light source extending substantially along the...  
WO2004034100A3
A method for manufacturing an apparatus and the apparatus being configured to convert a first distribution of an input radiation to a second distribution of output radiation. The method consists of the steps of generating a two-dimension...  
WO2003100315B1
An illuminating device comprising a plurality of luminous elements (L1-Ln) serving as light sources, luminous element drive units (71-7n) so constructed as to respectively light and drive the plurality of luminous elements, an optical me...  
WO/2004/038285A1
The invention relates to a novel projector which has an asymmetrical illumination characteristic, and a clear light-dark limit, and uses almost the entire radiation power outputted from the semiconductor light source. To this end, the pr...  
WO/2004/034100A2
A method for manufacturing an apparatus and the apparatus being configured to convert a first distribution of an input radiation to a second distribution of output radiation. The method consists of the steps of generating a two-dimension...  
WO/2004/034141A1
An illuminator exhibiting a high light utilization efficiency in an illumination system employing a plurality of light sources. The illuminator comprises a plurality of lamps (1, 1’), a prism (4), a first lens array (10) and a second l...  
WO2004001456A3
An illumination system including a plurality of lamps (160a, b), a plurality of first light reflectors (104a, b), a plurality of second light reflectors (110a, b), and an output light guide (112). Each of the first light reflectors is ar...  
WO2004008022A3
The present invention provides a light source (14) which improves the lighting for objects (16) which include a nontrivial reflectance distribution function and a nominal illumination angle. A two dimensional light source (38) is positio...  
WO/2004/027317A1
Disclosed is a luminaire for illuminating rooms, comprising a base module and a cover/reflector module (10, 20, 30, 40) that can be fastened thereto. The base module consists of an elongate support element (1), at least the bottom side o...  
WO/2004/025171A1
An illumination system comprising, a) a light source; b) a light-directing assembly (1) in close proximity to the light source and comprising a plurality of microprisms (6), each microprism comprising an input surface (7) that admits lig...  
WO/2004/023570A1
Apparatus for collecting light from an LED and transmitting it in a near­uniform column includes a conical reflector about the base of the LED for collecting light emitted to the sides of the LED, and a lens specially designed to focus ...  
WO/2004/021460A2
A light source (10) includes a light emitting semiconductor device (12). A support substrate (14) has a generally planar reflective surface (28) that supports the semiconductor device (12). The light emitting semiconductor device heat si...  
WO/2004/018932A1
A system for directing light from a luminaire (14). The system (10) for directing light from a luminaire (14), according to the present invention, includes a source of light (12). A first reflecting device (16) is installed in the lumina...  
WO/2004/011846A1
The invention relates to a lamp system having- a gas-discharge lamp with a color point in the green-blue,- an LED with a color point in the yellow-red, and- an optical component for additive mixing of the light from the gas-discharge lam...  
WO/2004/008022A2
The present invention provides a light source (14) which improves the lighting for objects (16) which include a nontrivial reflectance distribution function and a nominal illumination angle. A two dimensional light source (38) is positio...  
WO/2004/003604A1
A light-collimating system for collimating light from a light source has a plurality of elements (2, 2', ...; 12, 12', ...). Each element includes a first wall (3, 3', ...; 13, 13', ...) and a second wall (4, 4', ...; 14, 14', ...). The ...  
WO/2004/001456A2
An illumination system including a plurality of lamps (160a, b), a plurality of first light reflectors (104a, b), a plurality of second light reflectors (110a, b), and an output light guide (112). Each of the first light reflectors is ar...  
WO/2004/001286A1
The present invention relates to an illuminator or lighting unit that comprises a light source, a reflector and a glass cover. The invention is characterised in that the light source (2) is generally pitted or punctated; in that the refl...  
WO/2003/100315A1
An illuminating device comprising a plurality of luminous elements (L1-Ln) serving as light sources, luminous element drive units (71-7n) so constructed as to respectively light and drive the plurality of luminous elements, an optical me...  
WO/2003/101156A1
Display devices (fig.3) using feedback-enhanced light emitting diodes are disclosed. The display devices include but are not limited to active and passive matrix displays and projection displays. A light emissive element disposed between...  
WO2003079408A3
A portable light-emitting display device (10) having one or more rotating members (20) including one or more light sources (22) mounted or otherwise affixed thereto. The one or more rotating members (20) are coupled to a motor (42). The ...  
WO/2003/101157A1
Lighting devices (200) using feedback-enhanced luminescent devices are disclosed. The position of the cathode (102) and the anode (104) may be interchanged. The device also may include a substrate (106) placed adjacent to the bottom feed...  
WO/2003/098101A1
The invention relates to a louver (1) for a longitudinal light fitting made of at least two longitudinal lateral reflectors (2) and a plurality of transversal segments (10). Said side reflectors (2) respectively comprise an inner wall (3...  
WO/2003/096757A1
A feedback-enhanced light emitting device is disclosed. Feedback elements (804, 810) coupled to an emissive element (806) allows the emissive element to emit collimated light by stimulated emission. Feedback elements that provide this fu...  
WO/2003/087664A1
The invention relates to a lighting unit (1) having a concave reflector (2) with an axis of symmetry (3) and a light emission window (21) bounded by a circumferential edge (20) transverse to the axis, an elongate light source (30) extend...  
WO/2003/088195A1
A surface light emitting device, comprising a reflector (3) having a bottom part (4) and sloped parts (13) surrounding the periphery thereof and a LED (5) installed at the center of the bottom part (4), wherein the holder part (9) of a l...  
WO/2003/087661A1
The invention relates to a lighting device for illuminating rooms, provided with at least one light source (1) and one light influencing body which can be illuminated at least partially thereby. The light influencing body comprises one a...  
WO/2003/087662A1
A luminaire (1) comprising a concave reflector (2) whose outer edge (4) defines a light emission window (5). The luminaire can accommodate at least two lamps (6, 7). The luminaire further comprises a counter reflector (11), provided oppo...  
WO/2003/087656A1
A luminaire (1) is disclosed, comprising a main reflector (3) with a light emission window (5), and comprising a counter reflector (7) positioned opposite to the main reflector. Means (9) for accommodating at least one electric lamp (11)...  
WO/2003/087657A1
The invention relates to a lighting device for illuminating rooms, provided with at least one light source (1) and one light influencing body which can be illuminated at least partially thereby. The light influencing body comprises sever...  
WO/2003/087663A1
The invention relates to a lighting unit (1) having a concave reflector (2) with an axis of symmetry (3) and a light emission window (21) bounded by a circumferential edge (20) transverse to the axis, an elongate light source (30) extend...  
WO/2003/079408A2
A portable light-emitting display device (10) having one or more rotating members (20) including one or more light sources (22) mounted or otherwise affixed thereto. The one or more rotating members (20) are coupled to a motor (42). The ...  
WO/2003/074930A1
The present invention provides a flashlight having a body with a light means at one end, a battery, and a circuit therebetween, so that when said circuit is closed said light means will generate light; recharging terminals for recharging...  
WO/2003/071185A1
Luminaire comprising at least two lamps (6,7,8) and a light reflecting surface (23) reflecting the light from said lamps. the lamps (6,7,8) radiate light with different colors. The intensity of the light shining from a lamp can be reduce...  
WO/2003/064920A1
The present invention relates to a flat mirror assembly of approximate dimensions 100mm length x 50mm with x 5−7mm thickness. The assembly (10) comprises: a substantially planar mirror (12)&semi illumination means (14) for emitting dif...  
WO/2003/054445A1
This invention relates to searchlight type light devices including underwater light devices and automobile headlights. A light device in accordance with the present invention provides light beam compression along the optical axis and thu...  
WO/2003/050486A1
A structure of an open end of an integrating sphere light source capable of rapidly and correctly picking up an image of the light source alone without changing the focus of a camera. In order to pick up the image of the light source alo...  
WO/2003/048634A1
A luminaire (1) comprising a concave reflector (2) enclosing a hollow space (3) and defining with an outer edge (4) a light emission window (5). The luminaire can accommodate at least two lamps (6, 7). The luminaire further comprises an ...  
WO/2003/038336A1
The luminaire has a plurality of reflecting lamellae (10) between side reflectors (1). The lamellae (10) each have an outer edge (11), an inner surface (12) facing away from said edge (11), and a plane of symmetry (S) through the outer e...  
WO/2003/037616A1
A decorative structure that has a remarkably excellent three-dimensional effect, thus having an excellent design, and can be easily manufactured. The decorative structure comprises a underlayer member having a mirror-like appearance surf...  
WO/2003/036164A1
A device for illuminating a generally flat surface essentially without emitting significant light beyond the surface is particularly adapted for use as a book light. The device comprises a battery-operated light source contained within a...  
WO/2003/036161A1
The invention relates to a lighting device (1) that comprises means for retaining and electrically connecting a tubular lamp (2) and a reflector (4) that extends along the length of said lamp (2) and that is used to reflect a portion of ...  
WO/2003/033959A1
An illumination unit is described having a light source (24), in particular a high-intensity discharge lamp or an ultra high performance lamp, a main reflector (1) and a back reflector (3) with an aperture opposite the main reflector, th...  
WO2002048606A3
A luminaire (1) comprises a reflector (3) that defines an elongate concave cavity in which an elongate light source (2), for example a fluorescent tube, is located in spaced relationship to the reflector whereby the latter surrounds the ...  
WO/2003/004932A1
A pocket lamp consisting of a base body (10) and a lamp head (12) with at least two luminous diodes (32a, 32b), each of which having an optical device (44a) associated with one of said luminous diodes (32a, 32b) (44a), said optical devic...  

Matches 651 - 700 out of 6,927